package com.example.testproject.mapper;


import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.example.testproject.domain.User;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

@Mapper
public interface UserMapper extends BaseMapper<User> {
//        @Select("select * from user where user_id=#{id}")
//        User selectById(Integer id);
}
